linux-kernel - Re: Why minor is still 8 bit?

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Date:	Tue, 05 Jun 2012 11:49:16 +0200
From:	Paul Bolle <pebolle@...cali.nl>
To:	George Shuklin <george.shuklin@...il.com>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	Casey Schaufler <casey@...aufler-ca.com>,
	Al Viro <viro@...IV.linux.org.uk>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Why minor is still 8 bit?

On Tue, 2012-06-05 at 13:36 +0400, George Shuklin wrote:
> This is a limitaiton of LMV itself. I'm talking about making those LV 
> active (visible in system). When you trying to activate too much LV, you 
> will get 'device io ctl failed' message.

What is the exact text of that message? Where is it found (stderr,
dmesg, ...)? Do you know what prints it (kernel, user space)? Do you run
into this issue when trying to activate the 256th LV, or later, or
earlier?


Paul Bolle

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